Dear Allin, I'm using the "diff" comand on a (n x 1) matrix and the result is still a (n x 1) matrix which the 1st element equals 0. Is such a behaviour intended? I thought that the result should be a ((n-1) x 1) because of lagging (same as with series). Best Artur
|
Dear Allin, I'm using the "diff" comand on a (n x 1) matrix and the result is still a (n x 1) matrix which the 1st element equals 0. Is such a behaviour intended? I thought that the result should be a ((n-1) x 1) because of lagging (same as with series). Best Artur |
